/*
 * Copyright 2008 Carnegie Mellon University
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, 
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package edu.cmu.lti.sepia.infra;

import java.util.LinkedHashMap;
import java.util.Map;

/**
 * Represents a collection of topics where each key
 * (i.e. topic id) is associated with topic related data
 * @author hideki
 *
 * @param <K>
 * @param <V>
 */
public class TopicMap<K,V> extends LinkedHashMap<K,V> {

  public TopicMap() {
    super();
  }
  
  public TopicMap(int initialCapacity) {
    super(initialCapacity);
  }
  
  public TopicMap(Map<? extends K, ? extends V> m) {
    super(m);
  }
  
  private static final long serialVersionUID = 1L;
  
  private String sourceLanguage;
  private String targetLanguage;
  
  private Map<String,String> metadata = new LinkedHashMap<String,String>();

  public Map<String, String> getMetadata() {
    return metadata;
  }

  public void setMetadata(Map<String, String> metadata) {
    this.metadata = metadata;
  }
  
  /**
   * @return the sourceLanguage
   */
  public String getSourceLanguage() {
    return sourceLanguage;
  }

  /**
   * @param sourceLanguage the sourceLanguage to set
   */
  public void setSourceLanguage(String sourceLanguage) {
    this.sourceLanguage = sourceLanguage;
  }

  public String getTargetLanguage() {
    return targetLanguage;
  }
  
  public void setTargetLanguage(String targetLanguage) {
    this.targetLanguage = targetLanguage;
  }
  
}
